CIVL1130 Class2 Role of the Estimator-2025

Construction Estimating I Introduction to Estimating Dino Morabito, PQS(F), GSC, C.E.T. Denise Van Osch, C.E.T.The Construction Process Bank (Lender) Owner Architect General Contractor Subcontractor Subcontractor Subcontractor Subcontractor EngineerWho do we work for? • We work as cost consultants for financial institutions • We work for architects and engineers • We work for general contractors • We work for sub-contractorsWhat do we do? • Prepare bids for all types of construction work • Establish budgets at the feasibility stage • Controlling costs through the design stage • Project Monitoring Services • Measurement of Quantities • Claims Management, Preparation and Defense • Project Management • Mediation and ArbitrationPre-Construction Process Recognition of need • Does Welland need another condominium complex? Feasibility studies • Investigate vacancy rates, payback, etc. Detailed plans and specifications • Once a decision has been made to proceed, hire an Architect to prepare plans. Approvals • Building permits, zoning changes, etc.Construction Process Tendering • Accept bids from contractors Award of Contract • Lowest price (maybe) will be awarded the project Actual Construction • Build the building Post Construction • Analyze the project considering profit/loss, schedule, productivities, etc.Elements of a Take-offTake-off + Pricing = EstimateEstimating Errors • Arithmetic!! • Errors in copying!! • Omissions!! • Failure to check estimate!! • How do we avoid errors??General Rules for Taking-Off • Thoroughly read the specification. Use a red pencil for deductions and queries. • Thoroughly read all drawings to ensure all information obtained. • Start in same place on each drawing and progress around building in a particular direction.